diff --git a/CHANGELOG.md b/CHANGELOG.md
index 185d422..7a49831 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.1.1](https://github.com/geekcell/php-ddd/compare/v1.1.0...v1.1.1) (2023-03-31)
+
+
+### Bug Fixes
+
+* Improve `Collection::filter` method to not retain indices. ([#13](https://github.com/geekcell/php-ddd/issues/13)) ([1848c02](https://github.com/geekcell/php-ddd/commit/1848c020ca062573b5b88a235ec9c304d110445f)), closes [#12](https://github.com/geekcell/php-ddd/issues/12)
+
 ## [1.1.0](https://github.com/geekcell/php-ddd/compare/v1.0.2...v1.1.0) (2023-01-20)
 
 
diff --git a/composer.json b/composer.json
index f4b0677..b90d67a 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "description": "Your ultimate guard rails for domain driven design with PHP.",
     "type": "library",
     "license": "MIT",
-    "version": "1.1.0",
+    "version": "1.1.1",
     "autoload": {
         "psr-4": {
             "GeekCell\\Ddd\\": "src/",